<template>
    <div class="login_container">
       <div class="login_box">
           <div class="avatar_box">
               <img src="../assets/logo.png" alt="">
            </div> 
            <el-form ref="loginformref" :model="loginform" :rules="loginformrules" label-width="0px" class="login_form">
                <el-form-item prop="username">
                     <el-input v-model="loginform.username" ></el-input>
                </el-form-item> 

                <el-form-item prop="password">
                     <el-input v-model="loginform.password" type="password"></el-input>
                </el-form-item> 

                <el-form-item class="btns">
                      <el-button type="primary" @click="ckecklogin">提交</el-button>
                       <el-button type="info" @click="reflogin">重置</el-button>
                </el-form-item> 
            </el-form>
       </div>
    </div>
</template>

<script>
export default {
    data(){
        return {
            loginform :{
                username:'admin',
                password:'123456'
            },
            loginformrules:{
                 username: [
                    { required: true, message: '请输入用户名', trigger: 'blur' },
                    { min: 3, max: 6, message: '用户名长度在 3 到 6 个字符', trigger: 'blur' }
                ],
                password: [
                    { required: true, message: '请输入登录密码', trigger: 'blur' },
                    { min: 3, max: 12, message: '登录密码长度在 3 到 12 个字符', trigger: 'blur' }
                ],
            }
        }
    },
    methods:{
        reflogin(){
            console.log(this.$refs.loginformref.resetFields())
            this.$refs.loginformref.resetFields()
        },
        ckecklogin(){
            this.$refs.loginformref.validate(async valid => {
                console.log(valid)
                if(!valid) return;

                const {data :res} =  await this.$axios.post("login",this.loginform);
                console.log(res)
                if(res.meta.status !== 200) return  this.$message.error('登录失败'); 
                 
                this.$message.success('登录成功');
                console.log("登录成功")
                window.sessionStorage.setItem('token',res.data.token)
                this.$router.push('/home');
            })
        }
    }
}
</script>

<style lang="less" scoped>
.login_container{
    background-color: #2b4b6b;
    height:100%
}
.login_box{
    width:450px;
    height:300px;
    background-color:#fff;
    border-radius:3px;
    position:absolute;
    left:50%;
    top:50%;
    transform:translate(-50%,-50%);
    .avatar_box{
        height:130px;
        width:130px;
        border:1px solid #eee;
        border-radius: 50%;
        padding: 10px;
        box-shadow:0 0 10px #ddd;
        position:absolute;
        left:50%;
        transform:translate(-50%,-50%);
        background-color:#fff;
       img {
            width: 100%;
            height: 100%;
            border-radius: 50%;
            background-color: #eee;
        }
    }
}

.btns{
    display:flex;
    justify-content: flex-end;
}
.login_form{
    position: absolute;
    bottom: 0;
    width:100%;
    padding:0 20px;
    box-sizing: border-box;
}

</style>